/*
 * Copyright (c) 2007-2008, Thomas Krause (tho.krause@gmail.com)
 * 
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 * 
 *     * Redistributions of source code must retain the above copyright notice,
 *       this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright notice,
 *       this list of conditions and the following disclaimer in the documentation
 *       and/or other materials provided with the distribution.
 *     * Neither the name of gidoo nor the names of its contributors may be used to
 *       endorse or promote products derived from this software without specific
 *       prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package org.gidoo.cms.urlhandling;

import org.gidoo.cms.view.*;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.apache.wicket.IRequestTarget;
import org.apache.wicket.Page;
import org.apache.wicket.request.RequestParameters;
import org.apache.wicket.request.target.coding.IRequestTargetUrlCodingStrategy;
import org.apache.wicket.request.target.component.PageRequestTarget;


/**
 * This class is used to forward every standard-request to the rendering page.
 *
 * @author thomas
 */
public class UrlCodingStrategy implements IRequestTargetUrlCodingStrategy
{

  private Class pageClass;
  private String mountPath;

  /**
   * Creates a new instance of UrlCodingStrategy.
   *
   * @param pageClass The class you want to use for rendering the CMS-content.
   * @param mountPath The path were the application is mounted to. No leading slash, please!
   */
  public UrlCodingStrategy(Class pageClass, String mountPath)
  {
    this.pageClass = pageClass;
    this.mountPath = mountPath;
  }
  
  @Override
  public IRequestTarget decode(RequestParameters requestParameters)
  {
    try
    {
      return new PageRequestTarget((Page) pageClass.newInstance());
    } catch (Exception ex)
    {
      Logger.getLogger(UrlCodingStrategy.class.getName()).log(Level.SEVERE, null, ex);
      // fallback
      return new PageRequestTarget(new ContentView());
    }
  }
  
  @Override
  public CharSequence encode(IRequestTarget requestTarget)
  {
    return new String("");
  }
  
  @Override
  public boolean matches(IRequestTarget requestTarget)
  {
    return false;
  }
  
  @Override  
  public boolean matches(String path)
  {
    return path.startsWith(mountPath);
  }
  
  @Override
  public String getMountPath()
  {
    return mountPath;
  }

}